On 8/12/1989 , the vessel UNI-SUPERB (Official Number 9856) was involved in a grounding - under power (non-intentional) in BTWN LUMBERMAN'S ARCH & LION'S GATE BRIDGE, BC,.

The vessel, with 20 persons on board, experienced the incident while engaged in regular operations. There were 0 injuries and fatalities were reported, and there was pollution.

STEERING GEAR FAILURE IN CONFINED WATERS, CAUSE UNKNOWN. Damage to the vessel was indicated as MAJOR

Weather at the time was reported as clear with winds from the W at 6.00 knots. This incident was officially recorded by Transport Canada on 7/24/1991 .